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from flask import Flask, request, jsonify | |
from transformers import AutoModelForCausalLM, AutoTokenizer, pipeline | |
import os | |
os.environ["HF_TOKEN"]="HF_TOKEN" | |
app = Flask(__name__) | |
model_id = "meta-llama/Meta-Llama-3-8B-Instruct" | |
model = AutoModelForCausalLM.from_pretrained( | |
model_id, | |
torch_dtype="auto", | |
device_map="auto", | |
load_in_4bit=True | |
) | |
tokenizer = AutoTokenizer.from_pretrained(model_id) | |
pipe = pipeline( | |
"text-generation", | |
model=model, | |
tokenizer=tokenizer, | |
) | |
@app.route("/generate") | |
def generate_text(): | |
query = request.args.get("query") | |
print("User query ", query) | |
messages = [ | |
{ | |
"role" : "system", | |
"content" : "Your a good chatbot who answers the users questions"}, | |
{ | |
"role" : "user", | |
"content" : query | |
}, | |
] | |
response = pipe(messages, max_new_tokens=256) | |
return jsonify({"response" : response[0]["generated_text"][-1]["content"] }) | |
if __name__ == '__main__': | |
app.run(debug=True) |
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